Map Reduce, Atomic Counters, & Binary Data
Mongo 3.4.3
| Expert
- 10 videos | 39m 22s
- Includes Assessment
- Earns a Badge
MongoDB has some very powerful features to allow you to query and manipulate data. Explore the use of MapReduce and Atomic Counters, as well as how to store binary data using BSON.
WHAT YOU WILL LEARN
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Use and troubleshoot a map function to emit key-value pairs
Use and troubleshoot a reduce function to reduce a set of key-value pairs
Use the mapreduce function to aggregate operations over a collection
Use the mapreduce function over a constantly growing data set
Define when atomic operations are needed -
Use atomic counters to maintain multiple fields that must be in sync
Define and identify the bson types and when they should be used
Use the bson binary data type to store binary data
Retrieve binary data stored in a bson binary data field
Use mongodb extended json to preserve type information
IN THIS COURSE
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3m 54sIn this video, find out how to use and troubleshoot a Map function to emit key-value pairs. FREE ACCESS
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3m 51sIn this video, learn how to use and troubleshoot a Reduce function to reduce a set of key-value pairs. FREE ACCESS
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3. Performing a MapReduce4m 18sIn this video, you will learn how to use the MapReduce function to aggregate operations over a collection. FREE ACCESS
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4. Performing an Incremental MapReduce4m 4sFind out how to use the MapReduce function over a data set that is constantly growing. FREE ACCESS
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5. Defining the Need for Atomic Counters4m 5sFind out how to define when atomic operations are needed. FREE ACCESS
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6. Handling Atomic Counters3m 50sFind out how to use atomic counters to maintain multiple fields that must be synchronized. FREE ACCESS
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7. Defining BSON4m 5sLearn how to define and identify the BSON types and when to use them. FREE ACCESS
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8. Storing Binary Data3m 18sIn this video, learn how to use the BSON binary data type to store data in binary form. FREE ACCESS
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9. Retrieving Binary Data3m 58sIn this video, learn how to retrieve binary data stored in a BSON binary data field. FREE ACCESS
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10. Converting to JSON3m 59sIn this video, learn how to use MongoDB Extended JSON to maintain type information. FREE ACCESS
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